#include <bits/stdc++.h>

#define times(I, X) for (int I=0; I<X; I++)
#define rtimes(I, X) for(int I=X; I>=0; I--)

#ifdef DEBUG
	#define dump(X) std::cout << __LINE__ << "L: [" << #X << "] = [" << X << "]\n"
#else
	#define dump(X)
#endif
#define pb push_back
#define int long long
#define ll long long
#define fi first
#define se second

using namespace std;
const int SZE = 1e3 + 5;
const int MOD = 1e9 + 7;



signed main() {
	#ifndef DEBUG
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	// freopen("test.txt", "r", stdin);
	// freopen("result.txt", "w", stdout);
	#endif
	int n; cin >> n;
	vector<int> mas(1000, 0);
	int cnt = 0;
	for(int i = 0; i < n; i++)
	{
		int a, b;
		cin >> a >> b;
		int c = __gcd(a, b);
		mas[c - 1]++;
		if(mas[c -1] > cnt)
		{
			cnt = mas[c - 1];
		}
	}
	for(int i = 999; i >= 0; i--)
	{
		if(mas[i] == cnt)
		{
			cout << i + 1 << " ";
		}
	}
    return 0;
}

/*

*/